Knob-fastening.



No. 719,261. PATENTED JAN. 27, 1903. G. W. ROBERTS.

KNOB FASTENING.

APPLICATION TILED APR. 22, 1902.

no MODEL.

strain Starts GEORGE \V. ROBERTS, OF PHILADELPHIA, PENNSYLVANIA, ASSIGNOR OF ONE-HALF TO XVINFRED XV. NUSS, OF PHILADELPHIA, PENNSYLVANIA.

KNOB FASTENING.

SPECIFICATKON forming part of Letters Patent No. 719,261, dated January 27, 1903.

Application filed April 22,1902. Serial No. 104,139. (No model.)

To aZZ whom it may concern: pin K is pressed, whereby the detent leaves Be it known that I, GEORGE XV. ROBERTS, the teeth of the ratchets, and the knob may a citizen of the United States, residingin the be Withdrawn from the spindle by pulling it city and county ofPhilatlelphia,State of Pennoutwardly, in which case the free end of the 55 sylvania, have invented new and useful Impin plays through the recess L.

provements in Knob-Fastenings, of which the In the application of the knob to the spindle following is a specification. the end of the latter is inserted into the bore My invention consists of improvements in B of the neck, the free end of the pin K inknob-fastenings, as will be herein described, troduced into the recess L, and the knob 60 m the novel features of the same being pointed pressed inwardly, when the detent rides over out in the claims. the ratchets until the knob is in its proper Figure 1 represents a partial side elevatio position. Then the detentengages with the reof a knob and a longitudinal section of the spective teeth of the ratchets and firmly sefastening therefor embodying my invention. cures the knob on the spindle, as above 65 Fig. 2 represents an end view thereof. Fig. stated.

3 represents a longitudinal section of a de- It will here benoticed that the detent is setached portion. Fig. at represents a transcured to the neck 13 near the outer end of the verse section on line y Fig. 1. Fig. 5 replatter, and its nose or inner end points toward resents an end View of the knob-spindle. the knob. By this provision when the spindle 7o Fig. 6 represents a longitudinal section of a is disconnected from the neck of the knob modification. the bore of the latter is free to permit the in- Similar letters of reference indicate corresertion of the detent and the riveting or sosponding parts in the figures. curing of the detent through said neck. In

Referring to the drawings, A designates a the introduction of the detent into the bore 75 knob, and B designates the neck thereof. 0 of the neck the recess L permits the pin K to designates the spindle with which said knob slide through the same, after which the rivis connected, the same havingin the forward eting or other means of securing the detent end thereof the longitudinally extending to the neck may be readily accomplished. channel or slot D, having on one of its faces In Fig. 5 I show a modification in which 80 at a right angle to said slot the ratchets E. the ratchet E as such is dispensed with and F designates a recess on the inner wall of in lieu thereof depressions or openings E are the neck 13, the same containing the detent formed in the spindle and the detent has a G, one end H of which is connected with the nose of angular form, the same being adapted neck B, in the present case by means of the to enter either of said depressions without, 83 rivet J, and has at the other end the handle however, producing different results from or pin K, which is firmly connected with it those hereinbefore described. and extends at a right angle therefrom. In Having thus described my invention, what the inner wall of the neck is the longitudi- Iclaim as new, and desire to secure by Letters nally-extending recess L, which is in commu- Patent, is--- 90 o nication with the bore B of the neck and 1. In a knob-fastening, a detent on the inwith an opening M, that extends at or about ner wall of a knob, ahandle-piece on said dea right angle to said recess, it being noticed tent, and a spindle provided with means of that the end of the pin K opposite to the deengagement with said detent and having a tent G registers with the openim M, so that longitudinally-extending channel in which 93 it is accessible to be pushed in any suitable said handle-piece is received.

manner, so as to lift the detent G, it being 2. In aknob-fastening,a detentin the neck noticed that in the locking condition of the of the knob, a handle-piece on said detent, detent it occupies the proper teeth of the and aspindle provided with means of engageratchets E, thus preventing disengagement mentwithsaiddetent,saidneckhavingthere- Ico of the knob from the spindle. in an opening at the free end portion of said When it is desired to remove the knob, the handle-piece and in the wall of the bore, a

longitudinally-extending recess which is in longitudinally-extending recess which is in communication with said bore. communication with said bore, and said spin- :0

3. In a knob-fastening, a detent in the neck die having a longitudinally-extending chanof the knob, a handle-piece on said detent, nei for the reception of said handle-piece.

and a spindle provided with means of engage- GEORGE W. ROBERTS. ment with said detent, said neck having there- Witnesses: in an opening at the free end portion of said JOHN A. WIEDERSHEIM,

handle-piece and in the-wall of the bore, a G. D. MOVAY. 

